1. Open the PDF file with Adobe Acrobat tool, and click Document-Reduce File Size in the menu.
2. In the file size reduction window, set "Acrobat Compatible Version", such as "Keep Current Compression", and then click "OK" to compress.
In fact, if you want to compress the size of the PDF file, it is recommended to use a professional PDF compression tool, which can not only reduce the size of the PDF file, but also ensure the quality of the compressed file.
Click here for free download on the computer side -->>；; Hi, format compression master.
Specific operation steps (Xiaobai is easy to use):
1. Open the hi format compression master installed on the computer, and you can see five compression functions: video, picture, PDF, Word and PPT. Click here for the "PDF compression" function we need.
2. Then add one or more PDF files and set the compression mode on the right. There are three compression modes: normal compression, definition priority and extreme compression, which can be selected as needed.
3. Finally, click the "Start Compression" button to easily reduce PDF compression. In the software, you can also see that the original 3.97MB PDF file has been compressed to 770.26KB.
When you encounter the problem that the file is too large, you can use Hi Format Compression Master to compress the file. The software supports file batch compression, and sets various compression parameters by itself, which can adapt to different needs in various scenarios.